108 (NORD-1 card)
108 Register II, is a card that is used in the NORD-1 CPU.
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The card is made in the standard NORD-1 card format. It is one fourth of the R, P, X and B registers combined with an adder. This is a central part of the ALU.
|CPU model||Crate position|
|29||C10, C14, C18, C22|
|35||C10, C14, C18, C22|
The logic diagram is documented in drawing 2A08.
Switches and indicators
There are no switches or indicators on this board.
This list contains the logic circuits used, passive components are not listed.
- 5 x 7400
- 3 x 7451
- 8 x 7453
- 8 x 7474
- 2 x 7483
- HARDWARE MANUAL NORD 1
- Hardware in NORD-1 Serial 47